			<?php 
		if(isset($_SESSION["kiemtradangnhap"])&& isset($_SESSION["hoten"])&&isset($_SESSION["email"])&&isset($_SESSION["id"])&&isset($_SESSION["quyen"]))
		{
			unset($_SESSION["kiemtradangnhap"]); unset($_SESSION["hoten"]);unset($_SESSION["email"]);unset($_SESSION["quyen"]);
			unset($_SESSION["id"]);
		}
		?>	
	<script language="javascript">
	window.location="index.php";
	</script>